String Find Last Not Of Function

This function is used to search the string for the last character that does not match with any of the character specified in the string.

Syntax

Consider two strings str1 and str2. Its syntax would be :

str1.find_last_not_of(str2);

Parameters

str : str is the string to be used in searching.

pos : It defines the position at which to start the search.

n : Number of characters identifying characters to be searched for.

ch : It defines the character which is to be searched.

Return value

This function returns the position of the l ast character that does not match.

Examples 1

Let's see the simple example.

#include<iostream>
    using namespace std;
    int main()
    {
        string str = "C is a procedure oriented language";
        cout<< "String contains :" << str <<'\n';
        cout<< str.find_last_not_of("C is a structural language");
        return 0;
       }

Output:

String contains : C is a procedure oriented language
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